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Etonogestrel Dosage

Medically reviewed by Last updated on Oct 14, 2020.

Applies to the following strengths: 68 mg

Usual Adult Dose for:

Additional dosage information:

Usual Adult Dose for Contraception

One 68 mg implant subdermally just under the skin at the inner side of the non-dominant upper arm

  • Remove no later than the end of the third year

  • Implant may be replaced by a new implant at the time of removal.
  • If no preceding hormonal contraceptive in the last month: insert between days 1 and 5 of the menstrual cycle, even if still bleeding.
  • Switching from combined hormonal contraceptive: insert the day after the last active tablet of the oral contraceptive, or the day of removal of the vaginal ring or patch.
  • Switching from progestin-only injectable contraceptive: implant the day the next injection is due.
  • Switching from progestin-only minipill: switch any day of the month, within 24 hours after the last tablet.
  • Switching from progestin-only implant or intrauterine device: insert the same day the previous contraception is removed.
  • Following first trimester abortion or miscarriage: insert within 5 days of abortion/miscarriage.
  • Following second trimester abortion or miscarriage: insert between 21 and 28 days of abortion/miscarriage.
  • Postpartum, not breastfeeding: insert between 21 and 28 days postpartum.
  • Postpartum, breastfeeding: insert after the fourth week postpartum, advise use of a barrier contraceptive method until 7 days after implantation.
  • If inserted as recommended above, back up contraception is not necessary. If deviating from the above recommendations, a barrier contraceptive is recommended until 7 days after insertion.

Renal Dose Adjustments

Data not available

Liver Dose Adjustments



Data not available

Other Comments

Administration advice:

  • An implant should always be removed before inserting a new one.
  • The manufacturer product information should be consulted.

Patient advice:
  • Advise patients that this product does not protect against HIV infection or other sexually transmitted diseases.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.